1330421224 has 96 divisors (see below), whose sum is σ = 2941660800. Its totient is φ = 557491200.

The previous prime is 1330421167. The next prime is 1330421227. The reversal of 1330421224 is 4221240331.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1330421195 and 1330421204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330421227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5566497 + ... + 5566735.

It is an arithmetic number, because the mean of its divisors is an integer number (30642300).

Almost surely, 2^1330421224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1330421224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1470830400).

1330421224 is an abundant number, since it is smaller than the sum of its proper divisors (1611239576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1330421224 is a wasteful number, since it uses less digits than its factorization.

1330421224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1330421224 is about 36474.9396709576. The cubic root of 1330421224 is about 1099.8405344594.

Adding to 1330421224 its reverse (4221240331), we get a palindrome (5551661555).

The spelling of 1330421224 in words is "one billion, three hundred thirty million, four hundred twenty-one thousand, two hundred twenty-four".